US1278766A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Creasing and slitting mechanism.
Assignee: MD Knowlton Co
•
Filing: 1915-12-20
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Granted: 1918-09-10
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Expires: 1935-12-20
Abstract
No abstract record available.
Inventors
- 👤 Charles R Seymour
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:56
CPC Classifications
B; B31; B31B; B31B50/00; B31B50/25; Y; Y10; Y10T; Y10T83/00; Y10T83/768; Y10T83/7738; Y10T83/7793; Y10T83/7797; Y10T83/7809; Y10T83/783; Y10T83/7843
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1921-09-09 | 1922-03-11 | 1922-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-09-09 | 1926-03-11 | 1926-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-09-09 | 1930-03-11 | 1930-09-10 | $7700.00 | Window Closed / Lapsed |